html, body, ul, li {
	margin: 0;
	padding: 0;
}

ul, li {
	list-style: none;
}

.img-slider {
    width: 520px;
    height: 280px;
    overflow: hidden;
    position: relative;
    margin: 50px auto;
}

.img-slider a {
    position: absolute;
    width: 30px;
    height: 30px;
    background-color: #000;
    top: 50%;
    margin-top: -15px;
    opacity: 0.5;
    display: none;
}

.img-slider a.next {
    right: 0;
}

.img-slider:hover a {
    display: block;
}

.img-wp {
    width: 2600px;
    overflow: hidden;
}

.img-wp img {
    display: block;
}

.img-wp > div {
    float: left;
}

.img-trigger {
    position: absolute;
    bottom: 15px;
    left: 50%;
    margin-left: -33px;
}

.img-trigger li {
    width: 10px;
    height: 10px;
    background-color: #ccc;
    float: left;
    margin-right: 5px;
    border-radius: 5px;
}

.img-trigger li.on {
    background-color: orange;
}